How To Fix CNV_NCE_BAS162 - NR interval &1: function module &2 differs from a predefined pattern

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 162

• Message text: NR interval &1: function module &2 differs from a predefined pattern

What causes this issue?

You have maintained the rule 'External code' for the number range
interval and provided the name of a function module that should be
called to convert the corresponding numbers. However, the function
module does not correspond to the predefined template
CNV_NCE_CONVERSION_TEMPLATE.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the parameters of your function module. Make sure that they are
the same as the parameters of the template function module
CNV_NCE_CONVERSION_TEMPLATE.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_NCE_BAS162 - NR interval &1: function module &2 differs from a predefined pattern ?

  The SAP error message CNV_NCE_BAS162 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that a function module being used does not conform to a predefined pattern or standard expected by the system.
  Cause:
  The error can be caused by several factors, including:
  
  Custom Function Modules: If you are using a custom function module that does not adhere to the expected interface or structure defined by SAP, this error may occur.
  Incorrect Configuration: The configuration settings for the migration process may not be set up correctly, leading to discrepancies in the expected function module behavior.
  Version Mismatch: There may be a version mismatch between the function module and the expected version defined in the migration tool.
  Data Format Issues: The data being processed may not match the expected format, leading to the function module being unable to process it correctly.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Function Module: Review the function module specified in the error message. Ensure that it follows the expected interface and structure as defined by SAP. You may need to compare it with standard SAP function modules.
  
  
  Review Migration Configuration: Verify the configuration settings for the migration process. Ensure that all parameters and settings are correctly defined and match the expected values.
  
  
  Debugging: If you have access to the development environment, you can debug the function module to identify where it deviates from the expected pattern. This may involve checking the input parameters and the processing logic.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration process you are using. There may be specific guidelines or updates that address this error.
  
  
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with the error details, including the function module name and any relevant context.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on function module standards.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific migration tool you are using for any additional troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.